Answers

Subtract 7/20 from 6/9

6/9 - 7/20 is 19/60.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 20 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 9 × 20 = 180,
   6/9 = 6 × 20/9 × 20 = 120/180
3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
   7/20 = 7 × 9/20 × 9 = 63/180
4. Subtract the two like fractions:
   120/180 - 63/180 = 120 - 63/180 = 57/180
5. After reducing the fraction, the answer is 19/60

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